WO2011127266A1 - Supports de plan de glissement pour ensemble structure spatiale de véhicule - Google Patents

Supports de plan de glissement pour ensemble structure spatiale de véhicule Download PDF

Info

Publication number
WO2011127266A1
WO2011127266A1 PCT/US2011/031557 US2011031557W WO2011127266A1 WO 2011127266 A1 WO2011127266 A1 WO 2011127266A1 US 2011031557 W US2011031557 W US 2011031557W WO 2011127266 A1 WO2011127266 A1 WO 2011127266A1
Authority
WO
WIPO (PCT)
Prior art keywords
space frame
body assembly
assembly
bracket
slip plane
Prior art date
Application number
PCT/US2011/031557
Other languages
English (en)
Inventor
Leland Decker
Thomas Fritz
Harold Ertl
Edvin Clausen
Original Assignee
Fisker Automotive, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fisker Automotive, Inc. filed Critical Fisker Automotive, Inc.
Publication of WO2011127266A1 publication Critical patent/WO2011127266A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/02—Side panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D23/00—Combined superstructure and frame, i.e. monocoque constructions
    • B62D23/005—Combined superstructure and frame, i.e. monocoque constructions with integrated chassis in the whole shell, e.g. meshwork, tubes, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D27/00—Connections between superstructure or understructure sub-units

Definitions

  • the present disclosure relates generally to a vehicle, and more particularly to one or more brackets for attaching body assemblies to a vehicle space frame and a method of forming the same.
  • a vehicle body such as for a motor vehicle, includes a frame and panel secured to the frame to form the shape of the vehicle.
  • a space frame can be a lightweight rigid cage-like structure constructed from a number of individual frame components interconnected at joints in a geometric pattern. Space frames can utilize a multidirectional span, and are often used to accomplish long spans with few supports.
  • the cage-like structure of the space frame enables other vehicle components to be mounted thereon, such as an engine, drive train, vehicle body parts, or the like.
  • the vehicle body parts may also include floor pans, roofs, fenders, body panels, hood and trunk lids, doors, or the like.
  • a vehicle space frame assembly including: (a) a space frame having a plurality of frame members defining a structure of the vehicle; (b) a body assembly having a mounting portion; and (c) a slip plane bracket interconnecting a mounting portion of the space frame member and the mounting portion of the body assembly having (i) a first portion corresponding to a mounting portion of the space frame member, (ii) a second portion having corresponding to a mounting portion of the body assembly, and (iii) an opening for receiving a fastener to secure the body assembly to the space frame.
  • the opening is sized and shaped to vary a position of the fastener within the opening to adjust a relative position of the slip plane bracket with respect to the space frame and body assembly.
  • the present disclosure further provides for a method of assembling body assemblies to a space frame of a vehicle including the steps of (a) mounting a slip plane bracket to a portion of a frame member of a space frame having a plurality of frame members defining a structure of the vehicle, wherein the slip plane bracket includes (i) a first portion corresponding to a mounting portion of the space frame member, (ii) a second portion having corresponding to a mounting portion of the body assembly, and (iii) an opening for receiving a fastener to secure the body assembly to the space frame wherein the opening is sized and shaped to vary a position of the fastener within the opening to adjust a relative position of the slip plane bracket with respect to the space frame and body assembly; (b) positioning a corresponding body assembly having a mounting portion to a nominal position with respect to the portion of the space frame such that the slip plane bracket is disposed therebetween; (c) adjusting the bracket by moving about the fasteners positioned within the openings to the body assembly with respect to
  • An advantage of the present disclosure is that the system and method of the present disclosure may reduce or eliminate undesirable gaps between body assemblies and a vehicle space frame. Another advantage of the present disclosure is that the system and method enable body assemblies to be attached to the vehicle space frame at a nominal location which improves vehicle quality, fit, flushness, and overall customer quality. Yet another advantage of the present disclosure is that the system and method facilitate attachment of body assemblies to the vehicle space frame. A further advantage of the present disclosure is that the system and method provide the freedom for adjustment of the exterior styled surface of the body assemblies. Another advantage of the present disclosure is that the system and method enable rapid retooling and restyling of other vehicle model variants or mid-cycle enhancements because the body assemblies are bolted/screwed to the space frame.
  • Still a further of the present disclosure is that the system and method simplifies the dealership repair procedure. For example, when a vehicle is in a collision, the body assemblies can be replaced and re-bolted/screwed to the repaired space frame, thus reducing and/or eliminating the need to remove many welds, in some cases 100 or more spot welds, to repair a body assembly.
  • Yet another advantage of the present disclosure is that service shops and dealerships can reduce their need for expensive special equipment such as welders and the like to make repairs because replacement of a body assembly can be done by reattaching bolts/screws.
  • the system and method enable the ability to absorb the variation of the build as the dimensional quality improves during the manufacturing tune-in process.
  • FIG. 1 is an elevated rear perspective view of one side a vehicle, according to the present disclosure.
  • FIG. 2 is an opposite side view of the vehicle of FIG. 1.
  • FIG. 3 is a perspective view of a vehicle space frame according to the present disclosure.
  • FIG. 4 is a partial perspective view of a vehicle space frame and slip plane bracket members with a detached body side assembly and slip plane bracket members attached to the space frame.
  • FIG. 5A is a partial exploded perspective view of the slip plane bracket members of FIG. 4.
  • FIG. 5B is an example individual slip plane bracket member.
  • FIG. 6 is a cross sectional view of a vehicle space frame having multiple body assemblies components attached thereto by at least a slip plane bracket member.
  • FIGS. 7A-7C are various positions of a fastener within a slot of an example slip plane bracket.
  • FIGS. 8A-8I illustrate various example slip plane bracket slots/openings with fasteners.
  • vehicle 10 a vehicle 10, according to an exemplary embodiment is shown. While the vehicle 10 shown is a four-door sedan, it should be understood that vehicle 10 may be a two-door sedan, mini-van, sport utility vehicle or any other means in or by which someone travels. In addition, the vehicle 10 may incorporate any type of vehicle propulsion system, such as an electric vehicle (EV), a hybrid vehicle (HEV), a plug-in hybrid vehicle (PHEV), a vehicle having only an internal combustion engine, or the like. Vehicle 10 includes a support structure, or space frame 12 (shown in FIGS. 3-6) and a plurality of body assemblies mounted thereon.
  • EV electric vehicle
  • HEV hybrid vehicle
  • PHEV plug-in hybrid vehicle
  • Vehicle 10 includes a support structure, or space frame 12 (shown in FIGS. 3-6) and a plurality of body assemblies mounted thereon.
  • vehicle 10 includes body assemblies such as a hood 11 , front doors 13, rear doors 15, rear trunk cover 17, front panels 19, side panels 52, a solar panel roof 56, front windows 57, and rear windows 58 among others, mounted on space frame 12.
  • body assemblies such as a hood 11 , front doors 13, rear doors 15, rear trunk cover 17, front panels 19, side panels 52, a solar panel roof 56, front windows 57, and rear windows 58 among others, mounted on space frame 12.
  • the mounting of the various body assemblies forms the outer body and appearance of the vehicle 10. Accordingly, it is desirable to manage mounting of each assembly to a desired location with respect to adjacent assemblies to create a particular look and function for vehicle 10.
  • FIGS. 3-6 an example vehicle space frame 12 is shown.
  • Space frame 12 includes a forward (front) frame portion 14, a middle frame portion 16, and a rearward (rear) frame portion 18.
  • Vehicle space frame 12 further defines a first side 20, an opposite second side 22, a front side 24, a rear side 26, and upper side 28, and a lower side 30.
  • First and second spaced apart lower rail members 32, 34 are disposed on the first and second sides 20, 22 respectively of the lower side 30 and extend longitudinally a length of space frame 12.
  • Lower rail members 32, 34 form a lower base for mounting of various vehicle components and assemblies.
  • a high voltage battery 44 for a hybrid electric vehicle can be mounted on base floor mounted on rails 32, 34.
  • the lower (bottom) side 30 of the vehicle space frame 12 can be joined to the upper side 28 of the vehicle space frame 12 by one or more vertical support members 36 (e.g., structures, pillars, columns, etc.).
  • Front frame portion 14, the middle frame portion 16 and the rear frame portion 18 can be interconnected through welding processes, interconnecting structures and the like, and/or integrally formed to define a substantially box-like (or cage-like) structure to form the vehicle space frame 12.
  • Space frame 12 defines a plurality of openings 44 sized and shaped for attaching other vehicle components and body assemblies thereto, such as, engines, drive trains, body parts, body assemblies, and the like.
  • the body assemblies may include floor pans, roofs, fenders, body panels, hood and trunk lids, doors, or the like as shown in FIGS. 1 and 2.
  • a vehicle space frame 12 is shown along with a plurality of example slip plane bracket members 46 is shown.
  • An example body side assembly such as a rear side panel 52 is also shown for mounting to space frame 12 via slip plane bracket members 46.
  • a slip plane bracket member can define a variety of shapes and sizes configured to fit to corresponding sections of the space frame and a particular body assembly.
  • a slip plane bracket is generally a planar member having a predetermined configuration.
  • the bracket can include curved portions adapted to align with portions of the space frame.
  • the bracket may incorporate features such as ribs or bends to achieve predetermined configurations.
  • Slip plane brackets may have a predefined purpose, such as for mounting of the door, roof panel, interior lining, and the like.
  • the slip plane bracket members 46 can be used for various purposes, such as for adjustability, bridging between members, attachment, force transmission or other known purposes.
  • the slip plane brackets can be constructed to absorb a predefined distance range forming between a particular body assembly and the space frame 12. In an example a predetermined adjustment distance is +/- 3.0 mm of space frame variation. This variation can result from various areas including manufacturing assembly process, welding, and others. Accordingly, the brackets 46 can allow for improved dimensional capability in body assembly construction.
  • each bracket member 46 includes a mounting portion 54 that defines a specific geometry suitable for mounting to a designated portion of the space frame 12 and for receiving a corresponding body assembly.
  • Bracket member mounting portion 54 defines an opening 48 which can also be referred to as an aperture, opening, channel, slot or the like. Openings 48 are sized and shaped for receiving a fastener 50.
  • Fastener 50 can be a bolt, screw, pin, and the like. The fasteners are received in openings in the space frame, slip plane bracket, and space frame, to form interconnection. Accordingly, in this example, the bracket occupies space and allows for connection of the body assembly to the space frame.
  • the example bracket of FIG. 5B defines opening 48 which is a slot defining a slightly oblong geometry. Other geometrical shapes can define the opening, such as circular, rectangular, oval, triangular, or the like.
  • Slip plane bracket 46 can be an elongated member that bridges gaps between the body assembly 52 and the vehicle space frame 12. Each bracket 46 includes attachment sites 54 for connection to an appropriate body assembly.
  • the slip plane bracket 46 can be fabricated from a variety of materials including steel, metal, plastic, composite material, stamped steel, or the like.
  • the slip plane bracket 46 can be coupled to the vehicle 10, particularly the space frame and to other components such as the body assemblies using any type of attachment technique, such as fastening through bolts, screws, or the like, welding through laser welding or the like, or adhesives or the like.
  • the slip plane bracket 46 can define any variety of dimensions, sizes, and/or geometric shapes.
  • the slip plane bracket member 46 can have a portion (e.g., side, etc.) having a dimension, size and/or shape corresponding to a portion of the space frame 12 such as the portions of the door frame, or the like.
  • the slip plane bracket 46 may have another portion (e.g., side, etc.) having a dimension, size and/or shape corresponding to a portion of the body assembly (e.g., rear side panel 52).
  • the slip plane bracket member 46 can define portions that are sized and shaped to correspond to a shape and size of an adjacent structure. As shown in FIG.
  • bracket 46 includes curved portions 53 and 55 that align with an appropriate section of frame 12 and rear side panel 52.
  • the slip plane bracket 46 can be specifically contoured to enable body assemblies such as rear side panel 52 to be fitted snugly or with a desired flushness to the vehicle space frame 12 such that any gaps between the components and space frame 12 are minimized and/or eliminated.
  • the slip plane bracket member 46 can also include other components and features, such as apertures for coupling to other structures.
  • Other components such as liners, trim, seals like rubber, foam, rubber extrusions, or the like, can be used to create a seal between mounted components and further allow for a snug fit between components, ridges/ribs/extensions to enhance rigidity and structural strength of the slip plane bracket member 46 and the like.
  • FIG. 6 illustrates a cross section view of a bracket 46 mounted to a space frame 12 with various body assemblies mounted thereto. Spaces between frame 12 and the various body assemblies are significantly reduced and/or eliminated resulting from the presence of brackets 46.
  • a rear side panel 52 is mounted to a bracket 46 forming a snug fit with frame 12.
  • a snug fit is generally referred to a configuration where any space is eliminated or minimized between the body assembly and the space frame.
  • a rear window 58 is shown in a raised position connected in a slidable arrangement with a window recess portion 57 of frame 12.
  • Another bracket 46 is shown for mounting a different portion of rear side panel 52 to frame 12 along with a roof panel 56 which in this example is a solar panel roof 56.
  • FIG. 6 An optional side airbag curtain 60 is shown placed between frame 12 and an interior trim 62.
  • panel 52 and roof 56 are both flush with a portion of frame 12 as a result of bracket 46 thereby reducing or eliminating a gap 59 that would exist if not for bracket 46. Without the bracket, welding and challenging mounting techniques would need to be employed to accomplish a desired flushness.
  • FIGS. 7A-7C a cross section of a slip plane bracket member 46 defining an opening or slot 48 and fastener 50 mounted therein is shown.
  • Example fasteners include bolts .screws, pins, or the like.
  • the slip plane bracket 46 can be adjusted by changing the position of the fastener 50 within the opening 48 and attaching the fastener 50 to an appropriate or desired portion of frame 12. Depending on the requirements of a particular vehicle, the bracket 46 position can be adjusted to create the desirable fit and finish between vehicle components.
  • the ability of the slip plane bracket 46 adjustment is incorporated into the opening 48 such that the fastener 50 can be positioned and fastened along a predetermined length along the bracket 46.
  • the slot 48 is shown as being sized and shaped to allow for a spatial adjustment of -3.0 mm to +3.0 mm.
  • the fastener 50 is positioned generally in a center position of opening 48.
  • the fastener 50 is positioned in a fully slipped -3.0mm position with respect to the center position.
  • the fastener 50 is positioned in a fully slipped +3.0mm position with respect to the center position.
  • bracket 46 enables compensation for dimensional manufacturing variation of the space frame 12 and placement of body assemblies, such as rear side panel 52, to be installed at a nominal position.
  • the slip plane bracket 46 can then be "slipped” to the desirable position of the body assembly.
  • the slip plane bracket 46 effectively "slips" along an adjustment plane defined by the plane of the opening 48 enabling the dimensional variation of the space frame 12 to be reduced or eliminated and thus allowing body assemblies to be installed at a nominal position.
  • openings 48 of slip plane bracket member 46 are shown of various geometries.
  • the openings 48 can define a variety of geometries and dimensions. These include, but are not limited to generally geometries of: oval, square, triangular, pentade, cross, L-shaped, X-shaped, hexagonal, pentagonal, and the like. Opening 48, defining various geometric shapes and dimensions, enables flexibility in positioning the fastener 50 in the appropriate location by maneuvering the fastener 50 in various directions (e.g., horizontally, vertically, diagonally, etc.) prior to securing the fastener 50 to create the best fit between the vehicle space frame 12 and various body side components 52.
  • slip plane bracket member 46 can define a plurality of openings 48 strategically located on the slip plane bracket member 46 to further provide greater flexibility in positioning the slip plane bracket member 46 in the proper location and thereby creating the best fit between the vehicle space frame 12 and various body assemblies.
  • the slip plane bracket 46 may be installed in the front and rear door openings of the space frame 12 as well as in the deck lid opening of the vehicle space frame assembly 12.
  • the slip plane brackets 46 are attached as previously described to the space frame 12 using a dimensional management strategy that enables compensation for the space frame assembly 12 variation, up/down, cross-car, fore/aft, or the like.
  • the body side assembly 52 can then be located (e.g., robotically, manually, etc.) to a nominal position and the slip plane bracket 46 adjusted and moved into a position to meet this nominal position.
  • Slip plane bracket 46 provides for adjustability to allow the body assemblies to be located to the nominal position.
  • the nominal position of the body assemblies is important because this can provide for location of the opening for the doors and rear deck lid. Installed at the nominal position, the body assemblies enables a quality vehicle to be built with excellent values for quality, gaps, flushness, fit, finish, or the like.
  • FIG. 9 a flow chart illustrating a methodology 100 for mounting of a body assembly to a space frame is shown. Accordingly, the methodology begins with box 100 by mounting a slip plane bracket to a corresponding portion of the space frame.
  • the slip plane bracket as previously described, includes a mounting portion that is configured to attachment to the space frame.
  • the methodology continues to box 110 where a desired body assembly is placed in a desired nominal location with respect to the space frame.
  • the body assembly includes a mounting portion for receiving the corresponding slip plane bracket mounting portion.
  • the methodology advances to box 120 where the bracket is adjusted accordingly to achieve a desired flushness of the body assembly to the frame.
  • the bracket can be moved with the fasteners in position to varying spaces of the opening defined on the bracket.
  • the fastener is not secured completely during the adjustment step. This allows for a desired range of adjustment.
  • the adjustment ranges over a space of 6mm. In other examples, alternatives predetermined distance ranges are contemplated such as 10 mm or more or 4mm or less.
  • the body assembly is then mounted to the bracket in box 130.
  • the fastener is connected to the body assembly through a mounting feature of the body assembly such as an opening or aperture that fits with the fastener.
  • the fasteners of the bracket are secured to both the bracket and the body assembly in box 140 thereby mounting the body assembly to the frame via the slip plane bracket. Accordingly, the slip plane bracket is connected to the frame and the body assembly through the fastener that is received through the opening defined in the bracket.
  • the body assembly and the frame should include corresponding attachment points or mounting features to receive the fastener.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention porte sur un ensemble structure spatiale de véhicule qui comprend une structure spatiale ayant une pluralité d'éléments de structure définissant une structure du véhicule. Un ensemble carrosserie est utilisé, celui-ci ayant une partie de montage. Un support de plan de glissement relie une partie de montage de l'élément de structure spatiale et la partie de montage de l'ensemble carrosserie. Le support de plan de glissement comprend (I) une première partie correspondant à une partie de montage de l'élément de structure spatiale, (ii) une seconde partie correspondant à une partie de montage de l'ensemble carrosserie, et (iii) une ouverture pour recevoir un élément de fixation pour fixer l'ensemble carrosserie à la structure spatiale. L'ouverture est dimensionnée et façonnée pour faire varier une position de l'élément de fixation dans l'ouverture en vue d'ajuster une position relative du support de plan de glissement par rapport à la structure spatiale et à l'ensemble carrosserie.
PCT/US2011/031557 2010-04-07 2011-04-07 Supports de plan de glissement pour ensemble structure spatiale de véhicule WO2011127266A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32156910P 2010-04-07 2010-04-07
US61/321,569 2010-04-07

Publications (1)

Publication Number Publication Date
WO2011127266A1 true WO2011127266A1 (fr) 2011-10-13

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PCT/US2011/031557 WO2011127266A1 (fr) 2010-04-07 2011-04-07 Supports de plan de glissement pour ensemble structure spatiale de véhicule

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106788199A (zh) * 2017-01-25 2017-05-31 东汉新能源汽车技术有限公司 太阳能芯片固定装置、太阳能芯片总成及太阳能汽车

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816009A (en) * 1972-05-01 1974-06-11 Dzus Fastener Co Latch fastener
US4160561A (en) * 1977-08-31 1979-07-10 F. D. Farnam Co. Vehicle bumper shim and method
US20050001105A1 (en) * 2001-10-30 2005-01-06 Akihiro Matsuda Vehicle-mounted electronic device
US7044535B2 (en) * 2002-07-16 2006-05-16 Dana Corporation Structural composite body closure panels for use with a vehicular space frame assembly
US20070267896A1 (en) * 2006-05-16 2007-11-22 Werner Mark F Truck Box Space Frame
US20080265607A1 (en) * 2007-04-27 2008-10-30 Nissan Technical Center North America, Inc. Audio bracket fore and aft slip plane

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816009A (en) * 1972-05-01 1974-06-11 Dzus Fastener Co Latch fastener
US4160561A (en) * 1977-08-31 1979-07-10 F. D. Farnam Co. Vehicle bumper shim and method
US20050001105A1 (en) * 2001-10-30 2005-01-06 Akihiro Matsuda Vehicle-mounted electronic device
US7044535B2 (en) * 2002-07-16 2006-05-16 Dana Corporation Structural composite body closure panels for use with a vehicular space frame assembly
US20070267896A1 (en) * 2006-05-16 2007-11-22 Werner Mark F Truck Box Space Frame
US20080265607A1 (en) * 2007-04-27 2008-10-30 Nissan Technical Center North America, Inc. Audio bracket fore and aft slip plane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106788199A (zh) * 2017-01-25 2017-05-31 东汉新能源汽车技术有限公司 太阳能芯片固定装置、太阳能芯片总成及太阳能汽车

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